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Definitions

quantum

[kwon-tuhm] / ˈkwɒn təm /
NOUN
quantity
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"It's a sign that quantum batteries could one day outperform conventional energy-storage technologies."

From Science Daily • Apr. 4, 2026

Scientists have taken an important step toward next-generation energy technology by developing a proof-of-concept quantum battery that can charge, store, and release energy.

From Science Daily • Apr. 4, 2026

The team is now working to extend how long quantum batteries can hold their charge.

From Science Daily • Apr. 4, 2026

An investment in quantum computing is popularly held as an investment in the future.

From Barron's • Apr. 1, 2026

In quantum mechanics, a zero is responsible for a bizarre source of energy—infinite and ubiquitous, present even in the deepest vacuum—and a phantom force exerted by nothing at all.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife